From the Entire Globe to a Single Volcano

• Only 5% of global seafloor charted with ships - we need 125 more years!

• Sea Beam detects seafloor features the size of this room

  • over depths of several miles….

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Many new discoveries in recent years with these mapping tools, particularly on seafloor spreading centers or Mid-ocean ridges (MORs)

Mid-ocean ridges:

Account for ~70% of global volcanism

3 cubic kilometers of new crust produced per year

3 cubic kilometers is enough to pave entire U.S. interstate highway system to height of 6 feet!!